#include <iostream>
#include <string>
using namespace std;

void filter_text(vector<string> *words, string filter){
	vector<string>::iterator iter = words->begin();
	vector<string>::iterator iter_end = words->end();
	
	if(!filter.size())
		filter.insert(0, "\".,");
	
	while(iter != iter_end){
		string::size_type pos = 0;
		
		while((pos = (*iter).find_first_of(filter, pos)) != string::npos){
			(*iter).erase(pos, 1);
		}
		++iter;
	}
}

int main() {
	string filt_elems("\",.;:!?)(\\/");
	
}
